UPDATE FROM CISCO AT 1:35 P.M. E.T.: Earlier this morning, Cisco.com experienced some issues that impacted access to certain applications on the site. Currently, cisco.com is accessible and we are in the process of conducting a thorough investigation to determine the cause and full impact. We thank our customers, partners and other site users for their patience.

Jim Duffy has been covering technology for over 28 years, 23 at Network World. He covers enterprise networking infrastructure, including routers and switches. He also writes The Cisco Connection blog and can be reached on Twitter @Jim_Duffy and at jduffy@nww.com.